package Servlet;import java.sql.Connection;import java.sql.DriverManager;import java.sql.SQLException;public class GetConnection {	public static Connection getConnection() throws SQLException {		String user_id="！";		String password="！";		String ip="！.！.！.！:3306";		java.sql.Connection conn = DriverManager.getConnection("jdbc:mysql://"+ip+"/iclass?useSSL=false",user_id, password);		return conn;	}}